Home / 14,191,679.04-21,300,976.88-8,783,971.68

Finding the Fourth Proportional to 14,191,679.04, 21,300,976.88 and 8,783,971.68

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Solution

The fourth proportional to 14,191,679.04, 21,300,976.88 and 8,783,971.68 is: 13,184,287.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,191,679.04 : 21,300,976.88 = 8,783,971.68 : x
  2. Step 2: Convert to fraction form
    14,191,679.04/21,300,976.88 = 8,783,971.68/x
  3. Step 3: Cross multiply
    14,191,679.04x = 21,300,976.88 × 8,783,971.68
  4. Step 4: Simplify right side
    14,191,679.04x = 187,107,177,670,254.75
  5. Step 5: Solve for x
    x = 187,107,177,670,254.75/14,191,679.04
  6. Step 6: Final answer
    x = 13,184,287.58

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.